What is MF901: MF901 is a portable 4G LTE mobile router. You don’t need to connect to the broadband as long as you have a 3G/4G SIM card. You can connect to the 3G/4G network. It is small and lightweight, suitable for outdoor travel, outdoor live broadcasts, online games, business trips, car WiFi, etc. It can connect 8 to 10 devices at the same time and supports smartphones, tablets, laptops and other devices.